Home / 5,563.18-7,679.55-3,468.34

Finding the Fourth Proportional to 5,563.18, 7,679.55 and 3,468.34

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Solution

The fourth proportional to 5,563.18, 7,679.55 and 3,468.34 is: 4,787.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.18 : 7,679.55 = 3,468.34 : x
  2. Step 2: Convert to fraction form
    5,563.18/7,679.55 = 3,468.34/x
  3. Step 3: Cross multiply
    5,563.18x = 7,679.55 × 3,468.34
  4. Step 4: Simplify right side
    5,563.18x = 26,635,290.45
  5. Step 5: Solve for x
    x = 26,635,290.45/5,563.18
  6. Step 6: Final answer
    x = 4,787.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.